Alloy for secondary-battery plates



UNITED STATES EDIVARD R. KNOWTLES, OF BROOKLYN,

PATENT OFFICE.

NEV YORK, ASSIGNOR, BY MESNE ASSIGNMENTS, TO TIIE MUTUAL ELECTRIC MANUFACTURING COMPANY,

OF NEY YORK.

SPECIFICATION forming part of Letters Patent No. 408,182, dated July 30, 1889.

(No specimens.)

To all whom, it 11m/y concern:

Be it known that I, EDWARD R. KNOWLES, a citizen of the United States, residing at Brooklyn, in the county of Kings and State of New York, have invented a certain new and useful Improvement in Alloys for Secondary-Battery Plates, of which the following is a specilication.

The invention relates to secondary batteries, with special reference to the supporting plates or electrodes of the same.

The objects of the invention are to provide a plate which shall be of cheap construction and at the saine time be stiff, strong', and nonoxidizable when in use.

To these ends the invention consists in forming the plates of an alloy of lead, tin, and antimony, in about the proportions hereinafter set forth.

The drawing represents a side view of a secondary-battery plate.

In my experiments I have secured the best` my naine in the presence of two subscribing witnesses.

EDIVARD R. KN OIYLES.

lVi tn esses:

WM. A. RosENBAUM, FRANK C. GRUEN. 

